UIImage.cs

Go to the documentation of this file.

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using ReLogic.Content;
using Terraria.UI;
 
namespace Terraria.GameContent.UI.Elements;
 
public class UIImage : UIElement
{
    private Asset<Texture2D> _texture;
 
    public float ImageScale = 1f;
 
    public float Rotation;
 
    public bool ScaleToFit;
 
    public bool AllowResizingDimensions = true;
 
    public Color Color = Color.White;
 
    public Vector2 NormalizedOrigin = Vector2.Zero;
 
    public bool RemoveFloatingPointsFromDrawPosition;
 
    private Texture2D _nonReloadingTexture;
 
    public UIImage(Asset<Texture2D> texture)
    {
        SetImage(texture);
    }
 
    public UIImage(Texture2D nonReloadingTexture)
    {
        SetImage(nonReloadingTexture);
    }
 
    public void SetImage(Asset<Texture2D> texture)
    {
        _texture = texture;
        _nonReloadingTexture = null;
        if (AllowResizingDimensions)
        {
            Width.Set(_texture.Width(), 0f);
            Height.Set(_texture.Height(), 0f);
        }
    }
 
    public void SetImage(Texture2D nonReloadingTexture)
    {
        _texture = null;
        _nonReloadingTexture = nonReloadingTexture;
        if (AllowResizingDimensions)
        {
            Width.Set(_nonReloadingTexture.Width, 0f);
            Height.Set(_nonReloadingTexture.Height, 0f);
        }
    }
 
    protected override void DrawSelf(SpriteBatch spriteBatch)
    {
        CalculatedStyle dimensions = GetDimensions();
        Texture2D texture2D = null;
        if (_texture != null)
        {
            texture2D = _texture.Value;
        }
        if (_nonReloadingTexture != null)
        {
            texture2D = _nonReloadingTexture;
        }
        if (ScaleToFit)
        {
            spriteBatch.Draw(texture2D, dimensions.ToRectangle(), Color);
            return;
        }
        Vector2 vector = texture2D.Size();
        Vector2 vector2 = dimensions.Position() + vector * (1f - ImageScale) / 2f + vector * NormalizedOrigin;
        if (RemoveFloatingPointsFromDrawPosition)
        {
            vector2 = vector2.Floor();
        }
        spriteBatch.Draw(texture2D, vector2, null, Color, Rotation, vector * NormalizedOrigin, ImageScale, SpriteEffects.None, 0f);
    }
}